Issue 5137 - [emscripten] Added basic filter storage implementation

compiled/bindings/generator.h

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
- * Copyright (C) 2006-2017 eyeo GmbH
+ * Copyright (C) 2006-present eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
@@ skipping 171 matching lines @@
 
   struct ClassInfo
   {
     TYPEID id;
     TYPEID baseClass;
     std::string name;
     Properties properties;
     Methods methods;
     DifferentiatorInfo subclass_differentiator;
     ptrdiff_t ref_counted_offset;
-  };
-
-  struct NamespaceInfo
-  {
-    std::string name;
-    Properties properties;
-    Methods methods;
+    FunctionInfo instanceGetter;
   };
 
   void register_class(const char* name, TYPEID classID, TYPEID baseClassID,
-                      ptrdiff_t ref_counted_offset);
+                      ptrdiff_t ref_counted_offset,
+                      const FunctionInfo& instanceGetter = FunctionInfo());
 
   void register_property(TYPEID classID, const char* name,
       const FunctionInfo& getter, const FunctionInfo& setter,
       const char* jsValue = "");
 
   void register_method(TYPEID classID, const char* name,
       const FunctionInfo& call);
 
   void register_differentiator(TYPEID classID, size_t offset,
       std::vector<std::pair<int, std::string>>& mapping);
 
-  void register_namespace(const char* name);
-
-  void register_namespace_property(const char* namespaceName, const char* name,
-      const FunctionInfo& getter, const FunctionInfo& setter);
-
-  void register_namespace_method(const char* namespaceName, const char* name,
-      const FunctionInfo& call);
-
-  std::string generateCall(const FunctionInfo& call,
-      std::vector<std::string>& params);
-
-  std::string wrapCall(const FunctionInfo& call, bool isFunction = true);
-
-  void printHelpers();
-
-  void printClass(const ClassInfo& cls);
+  std::string wrapCall(const FunctionInfo& call, bool isFunction = true,
+      const FunctionInfo& instanceGetter = FunctionInfo());
 }
 
 template<typename ClassType,
     typename BaseClass = bindings_internal::NoBaseClass,
     typename std::enable_if<std::is_base_of<ref_counted, ClassType>::value>::type* = nullptr>
 class class_
 {
 public:
   class_(const char* name)
   {
@@ skipping 63 matching lines @@
     std::vector<std::pair<int, std::string>> mapping;
     for (const auto& item : list)
       mapping.emplace_back(item.first, item.second);
 
     bindings_internal::register_differentiator(
         bindings_internal::TypeInfo<ClassType>(), offset, mapping);
     return *this;
   }
 };
 
-class namespace_
+template<typename ClassType>
+class singleton
 {
-private:
-  const char* mName;
-
 public:
-  namespace_(const char* name)
-    : mName(name)
-  {
-    bindings_internal::register_namespace(name);
+  singleton(const char* name, ClassType* (*instanceGetter)())
+  {
+    bindings_internal::register_class(name,
+        bindings_internal::TypeInfo<ClassType>(),
+        bindings_internal::TypeInfo<bindings_internal::NoBaseClass>(),
+        0,
+        instanceGetter
+      );
   }
 
   template<typename FieldType>
-  namespace_& property(const char* name,
-      FieldType (*getter)(),
-      void (*setter)(FieldType) = nullptr)
-  {
-    bindings_internal::register_namespace_property(mName, name, getter,
-        setter);
-    return *this;
-  }
-
-  template<typename ReturnType, typename... Args>
-  namespace_& function(const char* name, ReturnType (*method)(Args...))
-  {
-    bindings_internal::register_namespace_method(mName, name, method);
+  const singleton& property(const char* name,
+      FieldType (ClassType::*getter)() const,
+      void (ClassType::*setter)(FieldType) = nullptr) const
+  {
+    bindings_internal::register_property(
+        bindings_internal::TypeInfo<ClassType>(), name, getter, setter);
+    return *this;
+  }
+
+  template<typename ReturnType, typename... Args>
+  const singleton& function(const char* name, ReturnType (ClassType::*method)(Args...)) const
+  {
+    bindings_internal::register_method(
+        bindings_internal::TypeInfo<ClassType>(), name, method);
+    return *this;
+  }
+
+  template<typename ReturnType, typename... Args>
+  const singleton& function(const char* name, ReturnType (ClassType::*method)(Args...) const) const
+  {
+    bindings_internal::register_method(
+        bindings_internal::TypeInfo<ClassType>(), name, method);
     return *this;
   }
 };
 
 void printBindings();